redonkable/alistair23-linux
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net: hns3: optimize the code when update the tc info

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When update the TC info for NIC, there are some differences
between PF and VF. Currently, four "vport->vport_id" are
used to distinguish PF or VF. So merge them into one to
improve readability and maintainability of code.

Signed-off-by: GuoJia Liao <liaoguojia@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
GuoJia Liao 2021-02-05 16:32:46 +08:00 committed by Jakub Kicinski
parent 87ce161e8c
commit 693e44157d
3 changed files with 12 additions and 7 deletions
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2
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
View file

@ -55,8 +55,6 @@
#define HCLGE_LINK_STATUS_MS 10
#define HCLGE_VF_VPORT_START_NUM 1
static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps);
static int hclge_init_vlan_config(struct hclge_dev *hdev);
static void hclge_sync_vlan_filter(struct hclge_dev *hdev);

2
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
View file

@ -17,6 +17,8 @@
#define HCLGE_MAX_PF_NUM 8
#define HCLGE_VF_VPORT_START_NUM 1
#define HCLGE_RD_FIRST_STATS_NUM 2
#define HCLGE_RD_OTHER_STATS_NUM 4

15
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
View file

@ -640,13 +640,18 @@ static void hclge_tm_vport_tc_info_update(struct hclge_vport *vport)
/* TC configuration is shared by PF/VF in one port, only allow
* one tc for VF for simplicity. VF's vport_id is non zero.
*/
kinfo->tc_info.num_tc = vport->vport_id ? 1 :
if (vport->vport_id) {
kinfo->tc_info.num_tc = 1;
vport->qs_offset = HNAE3_MAX_TC +
vport->vport_id - HCLGE_VF_VPORT_START_NUM;
vport_max_rss_size = hdev->vf_rss_size_max;
} else {
kinfo->tc_info.num_tc =
min_t(u16, vport->alloc_tqps, hdev->tm_info.num_tc);
vport->qs_offset = (vport->vport_id ? HNAE3_MAX_TC : 0) +
(vport->vport_id ? (vport->vport_id - 1) : 0);
vport->qs_offset = 0;
vport_max_rss_size = hdev->pf_rss_size_max;
}
vport_max_rss_size = vport->vport_id ? hdev->vf_rss_size_max :
hdev->pf_rss_size_max;
max_rss_size = min_t(u16, vport_max_rss_size,
hclge_vport_get_max_rss_size(vport));